(PhysOrg.com) -- NASA's Stardust spacecraft returned new images of a comet showing a scar resulting from the 2005 Deep Impact mission. The images also showed the comet has a fragile and weak nucleus.
The same menace that spreads malaria the mosquito bite could help wipe out the deadly disease, according to researchers working on a new vaccine at Tulane University.
Top marketing executives at U.S. firms are more optimistic about the U.S. economy and their own companies, with company performance indicators such as revenue, profits and new jobs climbing across the board.
South African lawyer Paul Van Zyl has helped nations all over the world overcome legacies of genocide and mass murder, in which "it's impossible to fully reveal the truth about every disappearance, every human rights violation."
Antonio Simonetti, a research associate professor in the Department of Civil Engineering and Geological Sciences at the University of Notre Dame, is the coauthor of an important new paper describing a novel method for age ...
(AP) -- Two Russian cosmonauts on Wednesday conducted a five-hour-long spacewalk outside the International Space Station to install equipment for experiments on sensing earthquakes and lightning.
The International Cricket Council (ICC) is to impose a blanket ban on all Twitter posts by team officials during matches in a bid to be seen to be doing all it can to crack down on corruption.
Google unveiled an online payment platform for publishers on Wednesday, a day after Apple launched a subscription service of its own for newspapers, magazines, music and video.
Up to two-thirds of Earth's permafrost likely will disappear by 2200 as a result of warming temperatures, unleashing vast quantities of carbon into the atmosphere, says a new study by the University of Colorado Boulder's ...
Almost 600 million years ago, before the rampant evolution of diverse life forms known as the Cambrian explosion, a community of seaweeds and worm-like animals lived in a quiet deep-water niche under the sea near what is ...